KR20110016771A - ZrB2-SiC 조성물 및 그 제조방법 - Google Patents
ZrB2-SiC 조성물 및 그 제조방법 Download PDFInfo
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- KR20110016771A KR20110016771A KR1020090074439A KR20090074439A KR20110016771A KR 20110016771 A KR20110016771 A KR 20110016771A KR 1020090074439 A KR1020090074439 A KR 1020090074439A KR 20090074439 A KR20090074439 A KR 20090074439A KR 20110016771 A KR20110016771 A KR 20110016771A
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- zrb
- sic
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- polysiloxane
- zrocl
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/956—Silicon carbide
- C01B32/963—Preparation from compounds containing silicon
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/02—Boron; Borides
- C01B35/04—Metal borides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Ceramic Products (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims (7)
- 전구체로서 폴리실록산 또는 실리콘 오일 중 선택되는 적어도 하나를 ZrOCl2·8H2O, 붕산 및, 페놀수지 및 피치 중 선택되는 적어도 하나와 용매에서 혼합하는 단계;상기 혼합물을 건조하는 단계; 및상기 건조된 혼합물을 열처리하는 단계;가 포함하여 구성됨으로써 나노크기의 ZrB2-SiC 혼합분말을 얻는 것을 특징으로 하는 ZrB2-SiC 조성물의 제조방법.
- 전구체로서 폴리실록산 및 실리콘 오일중 선택되는 적어도 하나와 페놀수지 및 피치 중 선택되는 적어도 하나를 용매에서 혼합하는 단계;전구체로서 ZrOCl2·8H2O와 붕산을 용매에서 혼합하는 단계;상기 전구체들을 각 건조하는 단계;상기 각 건조된 전구체들을 혼합하는 단계;상기 각 건조된 혼합물을 열처리하는 단계;가 포함하여 구성됨으로써 나노크기의 ZrB2-SiC 혼합분말을 얻는 것을 특징으로 하는 ZrB2-SiC 조성물의 제조방법.
- 제 1 항 또는 제 2 항에 있어서,상기 용매는 알코올계 물질인 것을 특징으로 하는 ZrB2-SiC 조성물의 제조방법.
- 제 1 항 또는 제 2 항에 있어서,상기 열처리 온도는 1200 ~ 1500℃의 범위에서 수행됨을 특징으로 하는 ZrB2-SiC 조성물의 제조방법.
- 제 1 항 또는 제 2 항에 있어서,용매를 제외한 전체 혼합물 중량대비 ZrOCl4·8H2O 30 ~ 50 중량%, H3BO3 15 ~ 30 중량%, 페놀수지 및 피치 중 선택되는 적어도 하나 10 ~ 30 중량%, 폴리실록산 및 실리콘 오일 중에서 선택되는 적어도 하나 10 ~ 30 중량%로 하여 혼합되는 것을 특징으로 하는 ZrB2-SiC 조성물의 제조방법.
- ZrB2-SiC 조성물에 있어서,상기 조성물의 출발물질로서 Si의 전구체는 폴리실록산 및 실리콘 오일중 선택되는 적어도 하나인 것을 특징으로 하는 ZrB2-SiC 조성물.
- 제 6 항에 있어서,상기 조성물의 출발물질로서 Si의 전구체 이외의 물질은 ZrOCl2·8H2O, 붕산 및, 페놀수지 및 피치 중에서 선택되는 적어도 하나를 포함하는 것을 특징으로 하는 ZrB2-SiC 조성물.
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CN115849914A (zh) * | 2022-10-19 | 2023-03-28 | 湘潭大学 | 一种ZrB2-SiC-LaB6三元超高温纳米复合陶瓷的制备方法 |
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RU2615692C1 (ru) * | 2016-08-24 | 2017-04-06 | Федеральное государственное бюджетное учреждение науки Институт общей и неорганической химии им. Н.С. Курнакова Российской академии наук (ИОНХ РАН) | Способ получения композиционного порошка MB2-SiC, где M=Zr, Hf |
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JP3607945B2 (ja) * | 2001-02-22 | 2005-01-05 | 独立行政法人産業技術総合研究所 | 高強度ホウ化ジルコニウム−炭化ケイ素複合体の反応合成 |
KR100972601B1 (ko) * | 2007-10-26 | 2010-07-27 | 주식회사 썬세라텍 | 탄화규소 나노분말의 제조방법 |
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CN115849914A (zh) * | 2022-10-19 | 2023-03-28 | 湘潭大学 | 一种ZrB2-SiC-LaB6三元超高温纳米复合陶瓷的制备方法 |
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